Author: CMOS Bulletin SCMO

MOPITT at twenty-five: celebrating a quarter century of science

Written on July 8, 2025.

– By Paul Jeffery – MOPITT: A brief history Figure 1: Highlighted metrics from MOPITT publications. Figure courtesy of the Canadian Space Agency. National Aeronautics and Space...

Compound Climate Hazards are on the Rise: The Co-Occurrence of Wildfire Smoke and Extreme Heat Events in British Columbia

Written on July 8, 2025.

– By Stephanie Cleland – Figure 1. The number of days with a co-occurring wildfire smoke and extreme heat event between 2010-2022. The number of days are calculated for each community...

Ocean Science, Ships and Sovereignty

Written on June 27, 2025.

– By Douglas W.R. Wallace – The sudden, but not unexpected, decommissioning in January 2022, of the Canadian Coast Guard’s East Coast research vessel CCGS Hudson, following a long...

The possible role of icebergs in the origin of the North Atlantic Cold Blob

Written on June 27, 2025.

– By David Allan and Richard Allan – Many people with an interest in ocean science will have come across the Cold Blob or ‘warming hole’, a region between the main North Atlantic...

Call for Papers – 2025 CMOS-CGU Joint Congress

Written on February 10, 2025.

Abstract submission deadline: February 16, 2025 The overall theme of the Congress is Resilient Futures. The Congress will bring together a wide range of scientists and other professionals with a...

Documenting Environmental Change in Nunatsiavut through Inuit Knowledge: The Nunatsiavut Sea Ice Observer Program

Written on January 26, 2025.

– By Emma Harrison – “On this date in 1988, I crossed over Lake Melville on a snowmobile. I hope I’m totally wrong, but all indications are we’re heading into another late season.” ...

Synoptic-scale weather patterns associated with extreme precipitation regimes during the eastern North American winter

Written on November 11, 2024.

– By Yeechian Low – Introduction and Motivation Figure 1: a): Map of eastern North America, depicted by the brown shading in the black box. b): Total precipitation (shaded, in mm)...

Lessons learnt from Beyond the Horizon: a remotely operated field campaign

Written on November 11, 2024.

– By Muriel Dunn and Martin Ludvigsen – Figure 1: Field campaign took place in Mausund (blue start) while researchers and vehicle operators were participating from Trondheim (red...

Particulate Matter: A Milton Case Study

Written on October 6, 2024.

Introduction Particulate matter (PM), including PM1, PM2.5, and PM10, represents a risk to human health at elevated levels. Xu et al. suggest that PM concentrations can vary greatly due to...